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| Number | Title | Issue Date |
| 7968620 | Rocket motors incorporating basalt fiber and nanoclay compositions and methods of insulating a rocket motor with the same An insulation composition that comprises at least one nitrile butadiene rubber, basalt fibers, and nanoclay is disclosed. Further disclosed is an insulation composition that comprises polybenzimidazole fibers, basalt fibers, and nanoclay. The basalt fibers may be pr... | 06/28/2011 |
| 7470729 | Compression molded inorganic fiber articles, and methods and compositions used in molding same A method of forming articles made of an inorganic fiber material using compression molding. In one respect, a method of forming an article, wherein the method includes providing a molding composition comprising inorganic fiber and an inorganic binder, and compressio... | 12/30/2008 |
| 7371784 | EPDM rocket motor insulation A novel and improved EPDM formulation for a solid propellant rocket motor is described wherein hexadiene EPDM monomer components are replaced by alkylidene norbornene components, and, with appropriate adjustment of curing and other additives, functionally required r... | 05/13/2008 |
| 7267288 | Polyurethane in intimate contact with fibrous material A sprayable polymeric material and a process for preparing the material which contains a fibrous material, dispersed throughout the polymeric material. A restriction free spray nozzle is provided for mixing and spraying the polymeric material having a fibrous materi... | 09/11/2007 |
| 7012107 | Elastomeric rocket motor insulation A rocket motor insulation including an elastomer-based polymer is improved in its processability by the addition of silica particles treated with a hydrophobic coating. The insulation also preferably includes a metallic coagent cross-linker, which when used in combi... | 03/14/2006 |
| 6787586 | EPDM rocket motor insulation A novel and improved EPDM formulation for a solid propellant rocket motor is described wherein hexadiene EPDM monomer components are replaced by alkylidene norbornene components, and, with appropriate adjustment of curing and other additives, functionally required r... | 09/07/2004 |
| 6606852 | Rocket motor insulation containing hydrophobic particles A rocket motor insulation including an elastomer base polymer is improved in its processability by the addition of silica particles treated with a hydrophobic coating. The insulation also preferably includes a metallic coagent cross-linker, which when use... | 08/19/2003 |
| 6566420 | EPDM rocket motor insulation A novel and improved EPDM formulation for a solid propellant rocket motor is described wherein hexadiene EPDM monomer components are replaced by alkylidene norbornene components and with appropriate adjustment of curing and other additives functionally-re... | 05/20/2003 |
| 6554936 | Method of constructing insulated metal dome structure for a rocket motor An elastomerized phenolic resin ablative insulation particularly suitable for use in connection with the thermal insulation of selected components of rocket motors. A composition for making the elastomerized ablative insulation is disclosed. Furthermore, ... | 04/29/2003 |
| 6548570 | Method for manufacturing a radiation shielding material A radiation shielding material is manufactured from an elastomer that is blended with a radiation-absorbing filler material. The filler material comprises a powder of a metal with a high atomic member, or compounds thereof. The filler material is represen... | 04/15/2003 |
| 6054521 | Erosion resistant-low signature liner for solid propellant rocket motors The present invention concerns an erosion resistant, low signature liner for solid propellant rocket motors and rocket motors having such a low signature liner. The liner combustion products in the exhaust plume have low visibility in the IR and visible l... | 04/25/2000 |
| 5905101 | Ablator compositions The invention relates to an ablator composition for providing ablation protection after cure thereof. The. ablator composition includes the components of: (A) 100 parts by weight of a silicone elastomer composition which is curable to a silicone elastomer... | 05/18/1999 |
| 5830384 | Cool insulator The cool insulator incorporates a water gel coolant and poly-p-ethylene tphthalamide fibers (Kevlar) in an elastomeric rubber binder selected from the group consisting of silicon rubber, ethylene-propylene-diene-monomer, polybutadiene, and polyisoprene. ... | 11/03/1998 |
| 5821284 | Durable motor insulation Provided is an insulation for rocket motors that uses two ingredients not previously combined in such insulation before. These ingredients are ammonium sulfate and antimony oxide, which when combined, have a synergistic effect that reduces the ablation ra... | 10/13/1998 |
| 5762746 | Method of internally insulating a propellant combustion chamber A composition consisting essentially of a polyphosphazene binder having the following repeating units: ##STR1## wherein n is from about 20 to about 50,000, A is selected from --O-- and --NH--, and R1 and R2 are independently sel... | 06/09/1998 |
| 5352312 | Method of insulating a rocket motor Rocket motor insulation compositions are provided. An important component of such insulation compositions is a thermoplastic liquid crystal polymer. Such a polymer provides an ablative insulation which has good performance characteristics during operation... | 10/04/1994 |
| 5340463 | Process for obtaining multilayer materials suitable for transformation into hollow bodies by drawing or drawing and ironing A process for obtaining a multilayer material suitable for transformation by drawing or drawing and ironing into a hollow body having a height to diameter ratio greater than 2.5. The process comprises subjecting an aluminum alloy substrate to an anodizing... | 08/23/1994 |
| 5340643 | Intumescent sheet material Intumescent sheets are having improved expansion characteristics are disclosed. The intumescent sheets comprise an inorganic fibrous material, a binder, and a heat expandable layer mineral composition containing at least 87.5% by weight of heat expandable... | 08/23/1994 |
| 5254410 | Partially dehydrated vermiculite flakes and method of making same Intumescent vermiculite flakes useful in mountings of catalytic converters are prepared by partially dehydrating vermiculite ore to afford a uniform content of chemically bound water from about 1.0 to 3.2% by weight and a uniform bulk density from about 0... | 10/19/1993 |
| 5110502 | Method of suppressing formation of contrails and solution therefor A solution for suppressing the formation of contrails from the exhaust of an engine including by weight between about 0.01% to 2.5% of the non-corrosive surfactant, between about 1% and 8% water, and between about 85% and 99% ethylene glycol. Another solu... | 05/05/1992 |
| 5047449 | Fire protection material This material, essentially characterized in that it is flexible, employs simultaneously the two phenomena of in tumescence and endothermicity to obtain optimal protection characteristics maintaining the element to be protected at a temperature below or in... | 09/10/1991 |
| 4956397 | Insulating liner for solid rocket motor containing vulcanizable elastomer and a bond promoter which is a novolac epoxy or a resole treated cellulose An improved composition for an insulating liner, or insuliner, for a solid propellant rocket motor, which composition comprises a vulcanizable elastomeric composition comprising a vulcanizable elastomer and about 5 to 25 pph (parts by weight per 100 parts... | 09/11/1990 |
| 4878431 | Elastomeric insulating materials for rocket motors Non-asbestos elastomeric insulating materials for rocket motors are disclosed. The insulating materials are low in density (between about 0.035 and 0.050 lb./cubic inch) and comprise crosslinked elastomeric polymers (100 parts by weight of a crosslinkable... | 11/07/1989 |
| 4766725 | Method of suppressing formation of contrails and solution therefor A method of suppressing the formation of contrails from the exhaust of an engine including the steps of providing a solution of a non-corrosive surfactant in a combined carrier and nucleating agent selected from the group of water soluble monohydric, dihy... | 08/30/1988 |
| 4706912 | Structural external insulation for hypersonic missiles A structural external insulation for hypersonic missiles which reach speeds hat cause surface temperatures on the cylindrical shell structure to reach up to 3000° F. for a period of time. The invention incorporates efficient high temperature insulation as... | 11/17/1987 |
| 4600732 | Polybenzimidazole polymer and powder filler reinforced elastomeric composition for use as a rocket motor insulation An elastomeric composition suitable for use as a rocket motor case insulation is disclosed. The composition comprises a vulcanizable elastomeric material and reinforcing polybenzimidazole polymer fibers in combination with a powder filler. A preferred emb... | 07/15/1986 |
| 4515912 | Cure shrink-resistant missile motor cases Cure shrink-resistant missile motor cases are disclosed along with their method for construction. These cases comprise a matrix resin composition which includes a bisspiroortho carbonate as a fourth component, a curing agent of o-phenylenediamine boron tr... | 05/07/1985 |
| 4514541 | Fiber containing particulate elastomeric composition A particulate elastomeric composition having a density ratio of 0.1 to 0.4 comprising 5-75% by weight of an elastomer, 15-65% by weight of a filler and 10-60% by weight of aramid pulp and a solution process for its preparation. The composition is useful a... | 04/30/1985 |
| 4492779 | Aramid polymer and powder filler reinforced elastomeric composition for use as a rocket motor insulation An elastomeric composition suitable for use as a rocket motor case insulation is disclosed. The composition consists of a vulcanizable elastomeric composition and reinforcing aramid polymer fibers in combination with a powder filler. A preferred embodimen... | 01/08/1985 |
| 4385135 | Intumescent sheet material containing low density fillers Flexible intumescent sheet materials containing low density filler components to provide low density mounting mats which reduce the mount density to prevent ceramic diesel particulate monolith cracking are disclosed.... | 05/24/1983 |
| 4305992 | Intumescent sheet material Flexible intumescent sheet materials having greatly decreased negative expansion characteristics in the range of 200° to 400° C. and which are thermally resistant and resilient after expansion are disclosed. The flexible intumescent sheets are particula... | 12/15/1981 |
| 4148675 | Insulation system for rocket motors An insulation system for use in rocket motors containing solid composite propellants is disclosed. Some composite rocket propellants are based on carboxyl-terminated polybutadiene (CTPB) and others on hydroxyl-terminated polybutadiene (HTPB) binders. An i... | 04/10/1979 |
| 4108940 | Cold molding of flexible articles A novel process for the preparation of flexible molded articles, such as head-end insulators for rocket casings, which are exposed to extremely high temperatures. The articles are cold-molded from shreds, discs or strips consisting of asbestos fibers and ... | 08/22/1978 |
| 4077921 | Sprayable low density ablator and application process A sprayable, low density ablative composition consisting essentially of: A. 100 parts by weight of a mixture of 25-65% by weight of phenolic microballoons, 0-20% by weight of glass microballoons, 4-10% by weight of glass fibers, 25-45% by weight of an epoxy-modifie... | 03/07/1978 |
| 3966663 | Fire-retardant insulation for rocket motors A tetrabromo compound, e.g., tetrabromophthalic anhydride (TBPA) and tetromophthalimide (TBPI), their salts and derivatives, when employed as additives to the inert components when these inert components are being compounded or as crosslinking agents for... | 06/29/1976 |
| 3954701 | Polymer composition containing inorganic filler 1. A composition for lining the combustion chamber of a rocket motor employing a solid propellant comprised of an epoxy resin, a copolymer of butadiene and acrylic acid, a curing agent, and between about 2.5 and about 30 per cent by weight of an inert ino... | 05/04/1976 |
